US6326868B1 - Rotary contact assembly for high ampere-rated circuit breaker - Google Patents
Rotary contact assembly for high ampere-rated circuit breaker Download PDFInfo
- Publication number
- US6326868B1 US6326868B1 US09/108,684 US10868498A US6326868B1 US 6326868 B1 US6326868 B1 US 6326868B1 US 10868498 A US10868498 A US 10868498A US 6326868 B1 US6326868 B1 US 6326868B1
- Authority
- US
- United States
- Prior art keywords
- rotary contact
- contact arm
- rotor
- pin
- circuit breaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
- H01H1/2041—Rotating bridge
- H01H1/205—Details concerning the elastic mounting of the rotating bridge in the rotor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/04—Contacts
- H01H73/045—Bridging contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
- H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
- H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
- H01H77/102—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
- H01H1/2041—Rotating bridge
- H01H1/2058—Rotating bridge being assembled in a cassette, which can be placed as a complete unit into a circuit breaker
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/1081—Modifications for selective or back-up protection; Correlation between feeder and branch circuit breaker
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
- H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
- H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
- H01H77/102—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement
- H01H77/104—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement with a stable blow-off position
Abstract
Description
Claims (26)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI97A1564 | 1997-07-02 | ||
IT97MI001564A IT1292453B1 (en) | 1997-07-02 | 1997-07-02 | ROTATING GROUP OF CONTACTS FOR HIGH FLOW SWITCHES |
Publications (1)
Publication Number | Publication Date |
---|---|
US6326868B1 true US6326868B1 (en) | 2001-12-04 |
Family
ID=11377481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09/108,684 Expired - Lifetime US6326868B1 (en) | 1997-07-02 | 1998-07-01 | Rotary contact assembly for high ampere-rated circuit breaker |
Country Status (10)
Country | Link |
---|---|
US (1) | US6326868B1 (en) |
EP (1) | EP0889498B1 (en) |
JP (1) | JP4115000B2 (en) |
CA (1) | CA2242066C (en) |
DE (1) | DE69829609T2 (en) |
ES (1) | ES2239381T3 (en) |
IT (1) | IT1292453B1 (en) |
PL (1) | PL190075B1 (en) |
PT (1) | PT889498E (en) |
SG (1) | SG67517A1 (en) |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6791440B2 (en) | 2002-08-02 | 2004-09-14 | General Electric Company | Apparatus for electrically isolating circuit breaker rotor components |
US20050046539A1 (en) * | 2003-08-29 | 2005-03-03 | Ronald Ciarcia | Isolation cap and bushing for circuit breaker rotor assembly |
US20050231308A1 (en) * | 2004-04-16 | 2005-10-20 | Ls Industrial Systems Co., Ltd. | Movable contactor assembly of circuit breaker |
US20060006145A1 (en) * | 2004-07-08 | 2006-01-12 | Abb Schweiz Ag | Arc quenching device for circuit breakers |
US20060186090A1 (en) * | 2005-02-21 | 2006-08-24 | Jong-Sung Kang | Breaker for providing successive trip mechanism based on PTC current-limiting device |
US20070158772A1 (en) * | 2006-01-10 | 2007-07-12 | Micron Technology, Inc. | Method and apparatus providing a uniform color filter in a recessed region of an imager |
US20070235827A1 (en) * | 2006-04-07 | 2007-10-11 | Micron Technology, Inc. | Method and apparatus providing isolation well for increasing shutter efficiency in global storage pixels |
US7297021B1 (en) * | 2006-08-31 | 2007-11-20 | Siemens Energy & Automation, Inc. | Devices, systems, and methods for bypassing an electrical meter |
US20090065341A1 (en) * | 2007-09-11 | 2009-03-12 | Siemens Energy & Automation, Inc. | Double Break Disconnect/Contact System |
US20090091407A1 (en) * | 2007-10-04 | 2009-04-09 | General Electric Company | Contact arm mechanism for circuit breaker |
US20090209923A1 (en) * | 2005-04-19 | 2009-08-20 | Linderoth Soeren | Disposable hypodermic needle |
US20100108484A1 (en) * | 2005-06-20 | 2010-05-06 | Michael Soukup | Contact system, especially for a switchgear |
US20110048911A1 (en) * | 2009-09-01 | 2011-03-03 | Ls Industrial Systems Co., Ltd. | Slide type movable contactor assembly for circuit breaker |
CN102592896A (en) * | 2011-01-03 | 2012-07-18 | Ls产电株式会社 | Movable contactor assembly for current limiting type circuit breaker |
US8350168B2 (en) | 2010-06-30 | 2013-01-08 | Schneider Electric USA, Inc. | Quad break modular circuit breaker interrupter |
CN103426697A (en) * | 2013-07-23 | 2013-12-04 | 浙江天正电气股份有限公司 | Modular multi-pole single-breakpoint molded-case circuit breaker and single-breakpoint contact system thereof |
CN104658825A (en) * | 2013-11-19 | 2015-05-27 | Ls产电株式会社 | Circuit breaker |
US9552950B2 (en) | 2015-06-11 | 2017-01-24 | General Electric Company | Retaining assembly for a circuit breaker contact system |
US9576753B2 (en) | 2015-06-16 | 2017-02-21 | General Electric Company | Moveable contact arm releases latch plate engagement in a circuit breaker |
US9842708B1 (en) | 2016-06-03 | 2017-12-12 | General Electric Company | Circuit breaker latch mechanism integrated into the rotor assembly |
JP6482717B1 (en) * | 2017-11-22 | 2019-03-13 | カーリング テクノロジーズ、 インコーポレイテッドCarling Technologies, Inc. | High voltage DC circuit breaker with double break contacts |
US10984974B2 (en) * | 2018-12-20 | 2021-04-20 | Schneider Electric USA, Inc. | Line side power, double break, switch neutral electronic circuit breaker |
Families Citing this family (84)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6114641A (en) | 1998-05-29 | 2000-09-05 | General Electric Company | Rotary contact assembly for high ampere-rated circuit breakers |
US6084489A (en) * | 1998-09-08 | 2000-07-04 | General Electric Company | Circuit breaker rotary contact assembly locking system |
US6262872B1 (en) | 1999-06-03 | 2001-07-17 | General Electric Company | Electronic trip unit with user-adjustable sensitivity to current spikes |
US6268991B1 (en) | 1999-06-25 | 2001-07-31 | General Electric Company | Method and arrangement for customizing electronic circuit interrupters |
DE19933614C1 (en) | 1999-07-17 | 2000-11-30 | Moeller Gmbh | Contact system for current-limiting load switch has 2-armed contact arm carrying contact pieces cooperating with contact pieces of fixed contact rails fitted to pivot axis via elongate slot |
DE19933919B4 (en) * | 1999-07-20 | 2009-09-10 | Aeg Niederspannungstechnik Gmbh & Co Kg | Movable contact with low electrical resistance |
US6252365B1 (en) | 1999-08-17 | 2001-06-26 | General Electric Company | Breaker/starter with auto-configurable trip unit |
US6710988B1 (en) | 1999-08-17 | 2004-03-23 | General Electric Company | Small-sized industrial rated electric motor starter switch unit |
US6175288B1 (en) | 1999-08-27 | 2001-01-16 | General Electric Company | Supplemental trip unit for rotary circuit interrupters |
US6396369B1 (en) | 1999-08-27 | 2002-05-28 | General Electric Company | Rotary contact assembly for high ampere-rated circuit breakers |
US6232570B1 (en) | 1999-09-16 | 2001-05-15 | General Electric Company | Arcing contact arrangement |
US6239395B1 (en) | 1999-10-14 | 2001-05-29 | General Electric Company | Auxiliary position switch assembly for a circuit breaker |
US6229413B1 (en) | 1999-10-19 | 2001-05-08 | General Electric Company | Support of stationary conductors for a circuit breaker |
US6317018B1 (en) | 1999-10-26 | 2001-11-13 | General Electric Company | Circuit breaker mechanism |
US6232856B1 (en) | 1999-11-02 | 2001-05-15 | General Electric Company | Magnetic shunt assembly |
EP1098343B1 (en) * | 1999-11-03 | 2005-09-21 | AEG Niederspannungstechnik GmbH & Co. KG | Circuit breaker rotary contact arm arrangement |
US6377144B1 (en) | 1999-11-03 | 2002-04-23 | General Electric Company | Molded case circuit breaker base and mid-cover assembly |
US6300586B1 (en) | 1999-12-09 | 2001-10-09 | General Electric Company | Arc runner retaining feature |
US6310307B1 (en) * | 1999-12-17 | 2001-10-30 | General Electric Company | Circuit breaker rotary contact arm arrangement |
US6184761B1 (en) | 1999-12-20 | 2001-02-06 | General Electric Company | Circuit breaker rotary contact arrangement |
US6172584B1 (en) | 1999-12-20 | 2001-01-09 | General Electric Company | Circuit breaker accessory reset system |
US6215379B1 (en) | 1999-12-23 | 2001-04-10 | General Electric Company | Shunt for indirectly heated bimetallic strip |
US6346869B1 (en) | 1999-12-28 | 2002-02-12 | General Electric Company | Rating plug for circuit breakers |
US6211758B1 (en) | 2000-01-11 | 2001-04-03 | General Electric Company | Circuit breaker accessory gap control mechanism |
US6239677B1 (en) | 2000-02-10 | 2001-05-29 | General Electric Company | Circuit breaker thermal magnetic trip unit |
US6429759B1 (en) | 2000-02-14 | 2002-08-06 | General Electric Company | Split and angled contacts |
US6281458B1 (en) | 2000-02-24 | 2001-08-28 | General Electric Company | Circuit breaker auxiliary magnetic trip unit with pressure sensitive release |
US6313425B1 (en) | 2000-02-24 | 2001-11-06 | General Electric Company | Cassette assembly with rejection features |
US6204743B1 (en) | 2000-02-29 | 2001-03-20 | General Electric Company | Dual connector strap for a rotary contact circuit breaker |
US6404314B1 (en) | 2000-02-29 | 2002-06-11 | General Electric Company | Adjustable trip solenoid |
US6448521B1 (en) | 2000-03-01 | 2002-09-10 | General Electric Company | Blocking apparatus for circuit breaker contact structure |
US6379196B1 (en) | 2000-03-01 | 2002-04-30 | General Electric Company | Terminal connector for a circuit breaker |
US6340925B1 (en) | 2000-03-01 | 2002-01-22 | General Electric Company | Circuit breaker mechanism tripping cam |
US6346868B1 (en) | 2000-03-01 | 2002-02-12 | General Electric Company | Circuit interrupter operating mechanism |
US6366438B1 (en) | 2000-03-06 | 2002-04-02 | General Electric Company | Circuit interrupter rotary contact arm |
US6459349B1 (en) | 2000-03-06 | 2002-10-01 | General Electric Company | Circuit breaker comprising a current transformer with a partial air gap |
US6496347B1 (en) | 2000-03-08 | 2002-12-17 | General Electric Company | System and method for optimization of a circuit breaker mechanism |
US6429659B1 (en) | 2000-03-09 | 2002-08-06 | General Electric Company | Connection tester for an electronic trip unit |
US6403909B1 (en) * | 2000-03-13 | 2002-06-11 | General Electric Company | Trip override for rotary breaker |
US6232859B1 (en) | 2000-03-15 | 2001-05-15 | General Electric Company | Auxiliary switch mounting configuration for use in a molded case circuit breaker |
US6366188B1 (en) | 2000-03-15 | 2002-04-02 | General Electric Company | Accessory and recess identification system for circuit breakers |
US6218919B1 (en) | 2000-03-15 | 2001-04-17 | General Electric Company | Circuit breaker latch mechanism with decreased trip time |
US6459059B1 (en) | 2000-03-16 | 2002-10-01 | General Electric Company | Return spring for a circuit interrupter operating mechanism |
US6639168B1 (en) | 2000-03-17 | 2003-10-28 | General Electric Company | Energy absorbing contact arm stop |
US6479774B1 (en) | 2000-03-17 | 2002-11-12 | General Electric Company | High energy closing mechanism for circuit breakers |
DE10013160B4 (en) * | 2000-03-17 | 2006-07-06 | Aeg Niederspannungstechnik Gmbh & Co Kg | Switch shaft unit for a switch |
US6388213B1 (en) | 2000-03-17 | 2002-05-14 | General Electric Company | Locking device for molded case circuit breakers |
US6476698B1 (en) | 2000-03-17 | 2002-11-05 | General Electric Company | Convertible locking arrangement on breakers |
US6559743B2 (en) | 2000-03-17 | 2003-05-06 | General Electric Company | Stored energy system for breaker operating mechanism |
US6472620B2 (en) | 2000-03-17 | 2002-10-29 | Ge Power Controls France Sas | Locking arrangement for circuit breaker draw-out mechanism |
FR2806548B1 (en) | 2000-03-17 | 2002-08-23 | Ge Power Controls France | EXTRACTABLE MECHANISM FOR CIRCUIT BREAKERS |
US6586693B2 (en) | 2000-03-17 | 2003-07-01 | General Electric Company | Self compensating latch arrangement |
US6373010B1 (en) | 2000-03-17 | 2002-04-16 | General Electric Company | Adjustable energy storage mechanism for a circuit breaker motor operator |
US6747535B2 (en) | 2000-03-27 | 2004-06-08 | General Electric Company | Precision location system between actuator accessory and mechanism |
US6373357B1 (en) | 2000-05-16 | 2002-04-16 | General Electric Company | Pressure sensitive trip mechanism for a rotary breaker |
US6400245B1 (en) | 2000-10-13 | 2002-06-04 | General Electric Company | Draw out interlock for circuit breakers |
US6806800B1 (en) | 2000-10-19 | 2004-10-19 | General Electric Company | Assembly for mounting a motor operator on a circuit breaker |
US6531941B1 (en) | 2000-10-19 | 2003-03-11 | General Electric Company | Clip for a conductor in a rotary breaker |
US6429760B1 (en) | 2000-10-19 | 2002-08-06 | General Electric Company | Cross bar for a conductor in a rotary breaker |
US6362711B1 (en) | 2000-11-10 | 2002-03-26 | General Electric Company | Circuit breaker cover with screw locating feature |
DE10056821A1 (en) * | 2000-11-16 | 2002-05-23 | Moeller Gmbh | Contact set for current-limiting protection switch has rotatable switch shaft with rotary contact bridge acted on by contact force spring allowing contact wear compensation |
DE10056820A1 (en) * | 2000-11-16 | 2002-05-23 | Moeller Gmbh | Contact set for current-limiting protection switch has rotatable switch shaft with rotary contact bridge acted on by contact force spring adjusted for contact wear compensation |
US6380829B1 (en) | 2000-11-21 | 2002-04-30 | General Electric Company | Motor operator interlock and method for circuit breakers |
US6448522B1 (en) | 2001-01-30 | 2002-09-10 | General Electric Company | Compact high speed motor operator for a circuit breaker |
US6476337B2 (en) | 2001-02-26 | 2002-11-05 | General Electric Company | Auxiliary switch actuation arrangement |
US6678135B2 (en) | 2001-09-12 | 2004-01-13 | General Electric Company | Module plug for an electronic trip unit |
US6469882B1 (en) | 2001-10-31 | 2002-10-22 | General Electric Company | Current transformer initial condition correction |
US6804101B2 (en) | 2001-11-06 | 2004-10-12 | General Electric Company | Digital rating plug for electronic trip unit in circuit breakers |
ITMI20012325A1 (en) | 2001-11-06 | 2003-05-06 | Abb Service Srl | LOW VOLTAGE SWITCH |
DE10219022B3 (en) * | 2002-04-27 | 2004-03-18 | Moeller Gmbh | Contact arrangement for current-limiting circuit breakers |
DE10252741B3 (en) * | 2002-11-13 | 2004-02-26 | Moeller Gmbh | Contact system for low voltage power switch, has switch piece floating bearing provided by bearing pin located in elongate opening for rotation of switch piece upon abutting stop provided by switch housing |
FR2866152B1 (en) * | 2004-02-10 | 2006-03-17 | Schneider Electric Ind Sas | MULTIPOLE CIRCUIT BREAKER WITH UNIPOLAR CUT-OFF BLOCKS |
KR100575243B1 (en) * | 2004-04-16 | 2006-05-02 | 엘에스산전 주식회사 | A movable contactor assembly for a mould cased circuit breaker |
KR100574788B1 (en) * | 2004-10-07 | 2006-04-27 | 엘에스산전 주식회사 | A contactor assembly for a circuit breaker |
JP4807963B2 (en) * | 2005-04-18 | 2011-11-02 | 日東工業株式会社 | Circuit breaker for wiring |
DE102006009645A1 (en) * | 2006-03-02 | 2007-09-06 | Moeller Gmbh | Switch shaft unit for an electrical contact system |
DE102008037967A1 (en) | 2008-08-13 | 2010-02-18 | Siemens Aktiengesellschaft | Rotary contact system for power switching device, has spring gripping molded inner contour of recess in spring loaded condition such that arms are provided with slack point characteristic during rotational motion relative to shaft segments |
DE102008047247A1 (en) | 2008-09-10 | 2010-04-15 | Siemens Aktiengesellschaft | Contact system for power switching device, has locking device and contact element, which are arranged such that spring force is transferred from contact element for fixing or releasing contact element by locking device |
DE102008049442B4 (en) | 2008-09-29 | 2015-02-19 | Siemens Aktiengesellschaft | Rotary contact system for a switching device, in particular for a power switching device, with a radially applied from the inside closing torque |
CN102024632A (en) * | 2010-12-19 | 2011-04-20 | 浙江达达电器有限公司 | Contact system of low-voltage circuit breaker |
DE102013208373A1 (en) * | 2012-08-29 | 2014-03-06 | Siemens Aktiengesellschaft | Rotor for an electric switch |
CN105241652B (en) * | 2015-10-24 | 2017-11-10 | 上海永继电气股份有限公司 | The rotating shaft fatigue experimental device of breaker of plastic casing |
CN106128877B (en) * | 2016-06-30 | 2018-04-13 | 乐清市联合贸易有限公司 | The switching device of switching units including the unit and the breaker including the device |
KR102618792B1 (en) * | 2019-01-15 | 2023-12-27 | 지안핑 자오 | Movable contactor mechanism of double break point circuit breaker |
Citations (211)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2340682A (en) | 1942-05-06 | 1944-02-01 | Gen Electric | Electric contact element |
US2719203A (en) | 1952-05-02 | 1955-09-27 | Westinghouse Electric Corp | Circuit breakers |
US2937254A (en) | 1957-02-05 | 1960-05-17 | Gen Electric | Panelboard unit |
US3158717A (en) | 1962-07-18 | 1964-11-24 | Gen Electric | Electric circuit breaker including stop means for limiting movement of a toggle linkage |
US3162739A (en) | 1962-06-25 | 1964-12-22 | Gen Electric | Electric circuit breaker with improved trip means |
US3197582A (en) | 1962-07-30 | 1965-07-27 | Fed Pacific Electric Co | Enclosed circuit interrupter |
DE1227978B (en) | 1963-10-04 | 1966-11-03 | Licentia Gmbh | Electrical switchgear, in particular contactor |
US3307002A (en) | 1965-02-04 | 1967-02-28 | Texas Instruments Inc | Multipole circuit breaker |
US3517356A (en) | 1967-07-24 | 1970-06-23 | Terasaki Denki Sangyo Kk | Circuit interrupter |
US3631369A (en) | 1970-04-27 | 1971-12-28 | Ite Imperial Corp | Blowoff means for circuit breaker latch |
US3803455A (en) | 1973-01-02 | 1974-04-09 | Gen Electric | Electric circuit breaker static trip unit with thermal override |
US3883781A (en) | 1973-09-06 | 1975-05-13 | Westinghouse Electric Corp | Remote controlled circuit interrupter |
US4129762A (en) | 1976-07-30 | 1978-12-12 | Societe Anonyme Dite: Unelec | Circuit-breaker operating mechanism |
US4144513A (en) | 1977-08-18 | 1979-03-13 | Gould Inc. | Anti-rebound latch for current limiting switches |
US4158119A (en) | 1977-07-20 | 1979-06-12 | Gould Inc. | Means for breaking welds formed between circuit breaker contacts |
US4165453A (en) | 1976-08-09 | 1979-08-21 | Societe Anonyme Dite: Unelec | Switch with device to interlock the switch control if the contacts stick |
US4166988A (en) | 1978-04-19 | 1979-09-04 | General Electric Company | Compact three-pole circuit breaker |
FR2410353B1 (en) | 1977-11-28 | 1980-08-22 | Merlin Gerin | |
US4220934A (en) | 1978-10-16 | 1980-09-02 | Westinghouse Electric Corp. | Current limiting circuit breaker with integral magnetic drive device housing and contact arm stop |
US4255732A (en) | 1978-10-16 | 1981-03-10 | Westinghouse Electric Corp. | Current limiting circuit breaker |
US4259651A (en) | 1978-10-16 | 1981-03-31 | Westinghouse Electric Corp. | Current limiting circuit interrupter with improved operating mechanism |
US4263492A (en) | 1979-09-21 | 1981-04-21 | Westinghouse Electric Corp. | Circuit breaker with anti-bounce mechanism |
US4276527A (en) | 1978-06-23 | 1981-06-30 | Merlin Gerin | Multipole electrical circuit breaker with improved interchangeable trip units |
US4297663A (en) | 1979-10-26 | 1981-10-27 | General Electric Company | Circuit breaker accessories packaged in a standardized molded case |
US4301342A (en) | 1980-06-23 | 1981-11-17 | General Electric Company | Circuit breaker condition indicator apparatus |
US4360852A (en) | 1981-04-01 | 1982-11-23 | Allis-Chalmers Corporation | Overcurrent and overtemperature protective circuit for power transistor system |
US4368444A (en) | 1980-08-29 | 1983-01-11 | Siemens Aktiengesellschaft | Low-voltage protective circuit breaker with locking lever |
US4375022A (en) | 1979-03-23 | 1983-02-22 | Alsthom-Unelec | Circuit breaker fitted with a device for indicating a short circuit |
US4375021A (en) | 1980-01-31 | 1983-02-22 | General Electric Company | Rapid electric-arc extinguishing assembly in circuit-breaking devices such as electric circuit breakers |
US4376270A (en) | 1980-09-15 | 1983-03-08 | Siemens Aktiengesellschaft | Circuit breaker |
US4383146A (en) | 1980-03-12 | 1983-05-10 | Merlin Gerin | Four-pole low voltage circuit breaker |
US4392036A (en) | 1980-08-29 | 1983-07-05 | Siemens Aktiengesellschaft | Low-voltage protective circuit breaker with a forked locking lever |
US4393283A (en) | 1980-04-10 | 1983-07-12 | Hosiden Electronics Co., Ltd. | Jack with plug actuated slide switch |
US4401872A (en) | 1981-05-18 | 1983-08-30 | Merlin Gerin | Operating mechanism of a low voltage electric circuit breaker |
US4409573A (en) | 1981-04-23 | 1983-10-11 | Siemens-Allis, Inc. | Electromagnetically actuated anti-rebound latch |
FR2512582B1 (en) | 1981-09-10 | 1983-10-28 | Merlin Gerin | |
EP0061092B1 (en) | 1981-03-20 | 1983-12-21 | BASF Aktiengesellschaft | Electrophotographic recording material |
US4435690A (en) | 1982-04-26 | 1984-03-06 | Rte Corporation | Primary circuit breaker |
US4467297A (en) | 1981-05-07 | 1984-08-21 | Merlin Gerin | Multi-pole circuit breaker with interchangeable magneto-thermal tripping unit |
US4468645A (en) | 1981-10-05 | 1984-08-28 | Merlin Gerin | Multipole circuit breaker with removable trip unit |
US4470027A (en) | 1982-07-16 | 1984-09-04 | Eaton Corporation | Molded case circuit breaker with improved high fault current interruption capability |
US4479143A (en) | 1980-12-16 | 1984-10-23 | Sharp Kabushiki Kaisha | Color imaging array and color imaging device |
US4488133A (en) | 1983-03-28 | 1984-12-11 | Siemens-Allis, Inc. | Contact assembly including spring loaded cam follower overcenter means |
US4492941A (en) | 1983-02-18 | 1985-01-08 | Heinemann Electric Company | Circuit breaker comprising parallel connected sections |
US4541032A (en) | 1980-10-21 | 1985-09-10 | B/K Patent Development Company, Inc. | Modular electrical shunts for integrated circuit applications |
US4546224A (en) | 1982-10-07 | 1985-10-08 | Sace S.P.A. Costruzioni Elettromeccaniche | Electric switch in which the control lever travel is arrested if the contacts become welded together |
US4550360A (en) | 1984-05-21 | 1985-10-29 | General Electric Company | Circuit breaker static trip unit having automatic circuit trimming |
US4562419A (en) | 1983-12-22 | 1985-12-31 | Siemens Aktiengesellschaft | Electrodynamically opening contact system |
FR2553943B1 (en) | 1983-10-24 | 1986-04-11 | Merlin Gerin | RESIDUAL DIFFERENTIAL DEVICE PROVIDED WITH A DEVICE FOR MONITORING THE ELECTRONIC POWER SOURCE |
US4589052A (en) | 1984-07-17 | 1986-05-13 | General Electric Company | Digital I2 T pickup, time bands and timing control circuits for static trip circuit breakers |
US4595812A (en) | 1983-09-21 | 1986-06-17 | Mitsubishi Denki Kabushiki Kaisha | Circuit interrupter with detachable optional accessories |
US4611187A (en) | 1984-02-15 | 1986-09-09 | General Electric Company | Circuit breaker contact arm latch mechanism for eliminating contact bounce |
US4612430A (en) | 1984-12-21 | 1986-09-16 | Square D Company | Anti-rebound latch |
US4616198A (en) | 1984-08-14 | 1986-10-07 | General Electric Company | Contact arrangement for a current limiting circuit breaker |
US4622444A (en) | 1984-07-20 | 1986-11-11 | Fuji Electric Co., Ltd. | Circuit breaker housing and attachment box |
US4631625A (en) | 1984-09-27 | 1986-12-23 | Siemens Energy & Automation, Inc. | Microprocessor controlled circuit breaker trip unit |
US4642431A (en) | 1985-07-18 | 1987-02-10 | Westinghouse Electric Corp. | Molded case circuit breaker with a movable electrical contact positioned by a camming spring loaded clip |
US4644438A (en) | 1983-06-03 | 1987-02-17 | Merlin Gerin | Current-limiting circuit breaker having a selective solid state trip unit |
US4649247A (en) | 1984-08-23 | 1987-03-10 | Siemens Aktiengesellschaft | Contact assembly for low-voltage circuit breakers with a two-arm contact lever |
US4658322A (en) | 1982-04-29 | 1987-04-14 | The United States Of America As Represented By The Secretary Of The Navy | Arcing fault detector |
US4672501A (en) | 1984-06-29 | 1987-06-09 | General Electric Company | Circuit breaker and protective relay unit |
US4675481A (en) | 1986-10-09 | 1987-06-23 | General Electric Company | Compact electric safety switch |
US4682264A (en) | 1985-02-25 | 1987-07-21 | Merlin Gerin | Circuit breaker with digital solid-state trip unit fitted with a calibration circuit |
DE3047360C2 (en) | 1980-12-16 | 1987-08-20 | Karl Pfisterer Elektrotechnische Spezialartikel Gmbh & Co Kg, 7000 Stuttgart | Switching strip |
US4689712A (en) | 1985-02-25 | 1987-08-25 | Merlin Gerin S.A. | Circuit breaker with solid-state trip unit with a digital processing system shunted by an analog processing system |
EP0140761B1 (en) | 1983-10-21 | 1987-09-09 | Merlin Gerin | Operating mechanism for a low-voltage multi-pole circuit breaker |
US4694373A (en) | 1985-02-25 | 1987-09-15 | Merlin Gerin | Circuit breaker with digital solid-state trip unit with optional functions |
US4710845A (en) | 1985-02-25 | 1987-12-01 | Merlin Gerin S.A. | Circuit breaker with solid-state trip unit with sampling and latching at the last signal peak |
US4717985A (en) | 1985-02-25 | 1988-01-05 | Merlin Gerin S.A. | Circuit breaker with digitized solid-state trip unit with inverse time tripping function |
FR2592998B1 (en) | 1986-01-10 | 1988-03-18 | Merlin Gerin | TEST CIRCUIT FOR AN ELECTRONIC TRIGGER OF A DIFFERENTIAL CIRCUIT BREAKER. |
US4733321A (en) | 1986-04-30 | 1988-03-22 | Merlin Gerin | Solid-state instantaneous trip device for a current limiting circuit breaker |
US4733211A (en) | 1987-01-13 | 1988-03-22 | General Electric Company | Molded case circuit breaker crossbar assembly |
US4764650A (en) | 1985-10-31 | 1988-08-16 | Merlin Gerin | Molded case circuit breaker with removable arc chutes and disengageable transmission system between the operating mechanism and the poles |
US4768007A (en) | 1986-02-28 | 1988-08-30 | Merlin Gerin | Current breaking device with solid-state switch and built-in protective circuit breaker |
US4780786A (en) | 1986-08-08 | 1988-10-25 | Merlin Gerin | Solid-state trip unit of an electrical circuit breaker with contact wear indicator |
US4831221A (en) | 1987-12-16 | 1989-05-16 | General Electric Company | Molded case circuit breaker auxiliary switch unit |
US4870531A (en) | 1988-08-15 | 1989-09-26 | General Electric Company | Circuit breaker with removable display and keypad |
US4884047A (en) | 1987-12-10 | 1989-11-28 | Merlin Gerin | High rating multipole circuit breaker formed by two adjoined molded cases |
US4884164A (en) | 1989-02-01 | 1989-11-28 | General Electric Company | Molded case electronic circuit interrupter |
US4883931A (en) | 1987-06-18 | 1989-11-28 | Merlin Gerin | High pressure arc extinguishing chamber |
US4900882A (en) | 1987-07-02 | 1990-02-13 | Merlin Gerin | Rotating arc and expansion circuit breaker |
US4910485A (en) | 1987-10-26 | 1990-03-20 | Merlin Gerin | Multiple circuit breaker with double break rotary contact |
US4914541A (en) | 1988-01-28 | 1990-04-03 | Merlin Gerin | Solid-state trip device comprising an instantaneous tripping circuit independent from the supply voltage |
US4916421A (en) | 1987-10-01 | 1990-04-10 | General Electric Company | Contact arrangement for a current limiting circuit breaker |
US4916420A (en) | 1987-06-09 | 1990-04-10 | Merlin Gerin | Operating mechanism of a miniature electrical circuit breaker |
US4926282A (en) | 1987-06-12 | 1990-05-15 | Bicc Public Limited Company | Electric circuit breaking apparatus |
DE3802184C2 (en) | 1988-01-26 | 1990-05-17 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De | |
US4935590A (en) | 1988-03-01 | 1990-06-19 | Merlin Gerin | Gas-blast circuit breaker |
US4937706A (en) | 1987-12-10 | 1990-06-26 | Merlin Gerin | Ground fault current protective device |
DE3843277A1 (en) | 1988-12-22 | 1990-06-28 | Bosch Gmbh Robert | Power output stage for electromagnetic loads |
US4939492A (en) | 1988-01-28 | 1990-07-03 | Merlin Gerin | Electromagnetic trip device with tripping threshold adjustment |
US4943888A (en) | 1989-07-10 | 1990-07-24 | General Electric Company | Electronic circuit breaker using digital circuitry having instantaneous trip capability |
US4943691A (en) | 1988-06-10 | 1990-07-24 | Merlin Gerin | Low-voltage limiting circuit breaker with leaktight extinguishing chamber |
US4951019A (en) | 1989-03-30 | 1990-08-21 | Westinghouse Electric Corp. | Electrical circuit breaker operating handle block |
US4950855A (en) | 1987-11-04 | 1990-08-21 | Merlin Gerin | Self-expansion electrical circuit breaker with variable extinguishing chamber volume |
US4952897A (en) | 1987-09-25 | 1990-08-28 | Merlin Gerin | Limiting circuit breaker |
US4958135A (en) | 1987-12-10 | 1990-09-18 | Merlin Gerin | High rating molded case multipole circuit breaker |
US4965543A (en) | 1988-11-16 | 1990-10-23 | Merin Gerin | Magnetic trip device with wide tripping threshold setting range |
EP0394922A1 (en) | 1989-04-28 | 1990-10-31 | Asea Brown Boveri Ab | Contact arrangement for electric switching devices |
GB2233155A (en) | 1989-04-27 | 1991-01-02 | Delta Circuits Protection | Electric circuit breaker |
US4983788A (en) | 1988-06-23 | 1991-01-08 | Cge Compagnia Generale Electtromeccanica S.P.A. | Electric switch mechanism for relays and contactors |
US5001313A (en) | 1989-02-27 | 1991-03-19 | Merlin Gerin | Rotating arc circuit breaker with centrifugal extinguishing gas effect |
US5004878A (en) | 1989-03-30 | 1991-04-02 | General Electric Company | Molded case circuit breaker movable contact arm arrangement |
EP0224396B1 (en) | 1985-10-31 | 1991-06-05 | Merlin Gerin | Control mechanism for a low-tension electric circuit breaker |
US5029301A (en) | 1989-06-26 | 1991-07-02 | Merlin Gerin | Limiting circuit breaker equipped with an electromagnetic effect contact fall delay device |
US5057655A (en) | 1989-03-17 | 1991-10-15 | Merlin Gerin | Electrical circuit breaker with self-extinguishing expansion and insulating gas |
EP0283358B1 (en) | 1987-03-09 | 1991-11-27 | Merlin Gerin | Static trip unit comprising a circuit for detecting the residual current |
US5077627A (en) | 1989-05-03 | 1991-12-31 | Merlin Gerin | Solid-state trip device for a protective circuit breaker of a three-phase mains system, enabling the type of fault to be detected |
US5083081A (en) | 1990-03-01 | 1992-01-21 | Merlin Gerin | Current sensor for an electronic trip device |
EP0264313B1 (en) | 1986-09-23 | 1992-01-29 | Merlin Gerin | Electric differential-protection apparatus with a test circuit |
US5095183A (en) | 1989-01-17 | 1992-03-10 | Merlin Gerin | Gas-blast electrical circuit breaker |
US5103198A (en) | 1990-05-04 | 1992-04-07 | Merlin Gerin | Instantaneous trip device of a circuit breaker |
EP0313422B1 (en) | 1987-10-09 | 1992-04-22 | Merlin Gerin | Static tripping device for a circuit breaker in a cast case |
US5115371A (en) | 1989-09-13 | 1992-05-19 | Merlin Gerin | Circuit breaker comprising an electronic trip device |
EP0239460B1 (en) | 1986-03-26 | 1992-06-03 | Merlin Gerin | Electric switch having an ameliorated dielectric strength |
US5120921A (en) | 1990-09-27 | 1992-06-09 | Siemens Energy & Automation, Inc. | Circuit breaker including improved handle indication of contact position |
US5132865A (en) | 1989-09-13 | 1992-07-21 | Merlin Gerin | Ultra high-speed circuit breaker with galvanic isolation |
US5138121A (en) | 1989-08-16 | 1992-08-11 | Siemens Aktiengesellschaft | Auxiliary contact mounting block |
US5140115A (en) | 1991-02-25 | 1992-08-18 | General Electric Company | Circuit breaker contacts condition indicator |
US5153802A (en) | 1990-06-12 | 1992-10-06 | Merlin Gerin | Static switch |
US5155315A (en) | 1989-12-11 | 1992-10-13 | Merlin Gerin | Hybrid medium voltage circuit breaker |
EP0291374B1 (en) | 1987-05-11 | 1992-10-21 | Merlin Gerin | Trip bar for a multipole breaker block associated with an auxiliary trip block |
EP0295155B1 (en) | 1987-05-11 | 1992-10-28 | Merlin Gerin | Modular breaker with an auxiliary tripping block associated with a multipole breaker block |
US5166483A (en) | 1990-06-14 | 1992-11-24 | Merlin Gerin | Electrical circuit breaker with rotating arc and self-extinguishing expansion |
US5172087A (en) | 1992-01-31 | 1992-12-15 | General Electric Company | Handle connector for multi-pole circuit breaker |
EP0313106B1 (en) | 1987-03-12 | 1992-12-16 | Merlin Gerin Limited | Electrical switchgear |
EP0283189B1 (en) | 1987-03-12 | 1992-12-16 | Merlin Gerin Limited | Electrical ring main unit |
US5178504A (en) | 1990-05-29 | 1993-01-12 | Cge Compagnia Generale Elettromeccanica Spa | Plugged fastening device with snap-action locking for control and/or signalling units |
EP0264314B1 (en) | 1986-09-23 | 1993-01-20 | Merlin Gerin | Multipole differential circuit breaker with a modular assembly |
US5184717A (en) | 1991-05-29 | 1993-02-09 | Westinghouse Electric Corp. | Circuit breaker with welded contacts |
US5187339A (en) | 1990-06-26 | 1993-02-16 | Merlin Gerin | Gas insulated high-voltage circuit breaker with pneumatic operating mechanism |
US5198956A (en) | 1992-06-19 | 1993-03-30 | Square D Company | Overtemperature sensing and signaling circuit |
US5200724A (en) | 1989-03-30 | 1993-04-06 | Westinghouse Electric Corp. | Electrical circuit breaker operating handle block |
US5210385A (en) | 1989-07-26 | 1993-05-11 | Merlin Gerin | Low voltage circuit breaker with multiple contacts for high currents |
EP0331586B1 (en) | 1988-03-04 | 1993-07-07 | Merlin Gerin | Actuating mechanism of an auxiliary tripping block for a modular circuit breaker |
EP0235479B1 (en) | 1986-01-10 | 1993-08-04 | Merlin Gerin | Static tripping unit with test circuit for electrical circuit interruptor |
EP0342133B1 (en) | 1988-05-13 | 1993-08-11 | Merlin Gerin | Operating mechanism for a miniature circuit breaker having a contact-welding indicator |
US5239150A (en) | 1991-06-03 | 1993-08-24 | Merlin Gerin | Medium voltage circuit breaker with operating mechanism providing reduced operating energy |
US5260533A (en) | 1991-10-18 | 1993-11-09 | Westinghouse Electric Corp. | Molded case current limiting circuit breaker |
US5262744A (en) | 1991-01-22 | 1993-11-16 | General Electric Company | Molded case circuit breaker multi-pole crossbar assembly |
FR2682531B1 (en) | 1991-10-15 | 1993-11-26 | Merlin Gerin | MULTIPOLAR CIRCUIT BREAKER WITH SINGLE POLE BLOCKS. |
EP0407310B1 (en) | 1989-07-03 | 1993-12-01 | Merlin Gerin | Static trip unit with a desensibilisation system for earth protection |
EP0367690B1 (en) | 1988-11-04 | 1993-12-29 | Merlin Gerin | Tripping circuit with test circuit and selfprotected remote control for opening |
US5280144A (en) | 1991-10-17 | 1994-01-18 | Merlin Gerin | Hybrid circuit breaker with axial blowout coil |
EP0371887B1 (en) | 1988-11-28 | 1994-01-26 | Merlin Gerin | Modular breaker with an auxiliary tripping block with independent or automatic resetting |
US5296664A (en) | 1992-11-16 | 1994-03-22 | Westinghouse Electric Corp. | Circuit breaker with positive off protection |
US5296660A (en) | 1992-02-07 | 1994-03-22 | Merlin Gerin | Auxiliary shunt multiple contact breaking device |
US5298874A (en) | 1991-10-15 | 1994-03-29 | Merlin Gerin | Range of molded case low voltage circuit breakers |
US5300907A (en) | 1992-02-07 | 1994-04-05 | Merlin Gerin | Operating mechanism of a molded case circuit breaker |
US5310971A (en) | 1992-03-13 | 1994-05-10 | Merlin Gerin | Molded case circuit breaker with contact bridge slowed down at the end of repulsion travel |
US5313180A (en) | 1992-03-13 | 1994-05-17 | Merlin Gerin | Molded case circuit breaker contact |
US5317471A (en) | 1991-11-13 | 1994-05-31 | Gerin Merlin | Process and device for setting a thermal trip device with bimetal strip |
EP0337900B1 (en) | 1988-04-14 | 1994-06-01 | Merlin Gerin | High sensitivity electromagnetic tripper |
FR2699324A1 (en) | 1992-12-11 | 1994-06-17 | Gen Electric | Auxiliary compact switch for circuit breaker - has casing placed inside circuit breaker box and housing lever actuated by button of microswitch and driven too its original position by spring |
US5331500A (en) | 1990-12-26 | 1994-07-19 | Merlin Gerin | Circuit breaker comprising a card interfacing with a trip device |
US5334808A (en) | 1992-04-23 | 1994-08-02 | Merlin Gerin | Draw-out molded case circuit breaker |
US5341191A (en) | 1991-10-18 | 1994-08-23 | Eaton Corporation | Molded case current limiting circuit breaker |
US5347097A (en) | 1990-08-01 | 1994-09-13 | Merlin Gerin | Electrical circuit breaker with rotating arc and self-extinguishing expansion |
US5347096A (en) | 1991-10-17 | 1994-09-13 | Merlin Gerin | Electrical circuit breaker with two vacuum cartridges in series |
US5350892A (en) | 1991-11-20 | 1994-09-27 | Gec Alsthom Sa | Medium tension circuit-breaker for indoor or outdoor use |
US5357066A (en) | 1991-10-29 | 1994-10-18 | Merlin Gerin | Operating mechanism for a four-pole circuit breaker |
US5357068A (en) | 1991-11-20 | 1994-10-18 | Gec Alsthom Sa | Sulfur hexafluoride isolating circuit-breaker and use thereof in prefabricated stations, substations, and bays |
US5357394A (en) | 1991-10-10 | 1994-10-18 | Merlin Gerin | Circuit breaker with selective locking |
US5361052A (en) | 1993-07-02 | 1994-11-01 | General Electric Company | Industrial-rated circuit breaker having universal application |
FR2697670B1 (en) | 1992-11-04 | 1994-12-02 | Merlin Gerin | Relay constituting a mechanical actuator to trip a circuit breaker or a differential switch. |
EP0452230B1 (en) | 1990-04-09 | 1994-12-07 | Merlin Gerin | Driving mechanism for circuit breaker |
US5373130A (en) | 1992-06-30 | 1994-12-13 | Merlin Gerin | Self-extinguishing expansion switch or circuit breaker |
EP0394144B1 (en) | 1989-04-20 | 1994-12-28 | Merlin Gerin | Auxiliary switch with manual test for modular circuit breaker |
US5379013A (en) | 1992-09-28 | 1995-01-03 | Merlin Gerin | Molded case circuit breaker with interchangeable trip units |
EP0375568B1 (en) | 1988-12-14 | 1995-01-11 | Merlin Gerin | Modulator assembly device for a multipole differential circuit breaker |
US5424701A (en) | 1994-02-25 | 1995-06-13 | General Electric | Operating mechanism for high ampere-rated circuit breakers |
US5438176A (en) | 1992-10-13 | 1995-08-01 | Merlin Gerin | Three-position switch actuating mechanism |
US5440088A (en) | 1992-09-29 | 1995-08-08 | Merlin Gerin | Molded case circuit breaker with auxiliary contacts |
EP0399282B1 (en) | 1989-05-25 | 1995-08-30 | BTICINO S.r.l. | An automatic magneto-thermal protection switch having a high breaking capacity |
US5449871A (en) | 1993-04-20 | 1995-09-12 | Merlin Gerin | Operating mechanism of a multipole electrical circuit breaker |
US5450048A (en) | 1993-04-01 | 1995-09-12 | Merlin Gerin | Circuit breaker comprising a removable calibrating device |
US5451729A (en) | 1993-03-17 | 1995-09-19 | Ellenberger & Poensgen Gmbh | Single or multipole circuit breaker |
US5457295A (en) | 1992-09-28 | 1995-10-10 | Mitsubishi Denki Kabushiki Kaisha | Circuit breaker |
US5467069A (en) | 1993-04-16 | 1995-11-14 | Merlin Gerin | Device for adjusting the tripping threshold of a multipole circuit breaker |
US5469121A (en) | 1993-04-07 | 1995-11-21 | Merlin Gerin | Multiple current-limiting circuit breaker with electrodynamic repulsion |
US5475558A (en) | 1991-07-09 | 1995-12-12 | Merlin Gerin | Electrical power distribution device with isolation monitoring |
US5477016A (en) | 1993-02-16 | 1995-12-19 | Merlin Gerin | Circuit breaker with remote control and disconnection function |
US5479143A (en) | 1993-04-07 | 1995-12-26 | Merlin Gerin | Multipole circuit breaker with modular assembly |
US5483212A (en) | 1992-10-14 | 1996-01-09 | Klockner-Moeller Gmbh | Overload relay to be combined with contactors |
US5485343A (en) | 1994-02-22 | 1996-01-16 | General Electric Company | Digital circuit interrupter with battery back-up facility |
FR2714771B1 (en) | 1994-01-06 | 1996-02-02 | Merlin Gerin | Differential protection device for a power transformer. |
USD367265S (en) | 1994-07-15 | 1996-02-20 | Mitsubishi Denki Kabushiki Kaisha | Circuit breaker for distribution |
US5493083A (en) | 1993-02-16 | 1996-02-20 | Merlin Gerin | Rotary control device of a circuit breaker |
EP0700140A1 (en) | 1994-09-01 | 1996-03-06 | ABB ELETTROCONDUTTURE S.p.A. | Electronic base circuit for overload relays depending from the line voltage |
US5504290A (en) | 1993-02-16 | 1996-04-02 | Merlin Gerin | Remote controlled circuit breaker with recharging cam |
US5504284A (en) | 1993-02-03 | 1996-04-02 | Merlin Gerin | Device for mechanical and electrical lockout of a remote control unit for a modular circuit breaker |
US5510761A (en) | 1993-01-11 | 1996-04-23 | Klockner Moeller Gmbh | Contact system for a current limiting unit |
US5512720A (en) | 1993-04-16 | 1996-04-30 | Merlin Gerin | Auxiliary trip device for a circuit breaker |
US5515018A (en) | 1994-09-28 | 1996-05-07 | Siemens Energy & Automation, Inc. | Pivoting circuit breaker load terminal |
US5519561A (en) | 1994-11-08 | 1996-05-21 | Eaton Corporation | Circuit breaker using bimetal of thermal-magnetic trip to sense current |
US5534832A (en) | 1993-03-25 | 1996-07-09 | Telemecanique | Switch |
US5534840A (en) | 1993-07-02 | 1996-07-09 | Schneider Electric Sa | Control and/or indicator unit |
US5534835A (en) | 1995-03-30 | 1996-07-09 | Siemens Energy & Automation, Inc. | Circuit breaker with molded cam surfaces |
US5534674A (en) | 1993-11-02 | 1996-07-09 | Klockner-Moeller Gmbh | Current limiting contact system for circuit breakers |
US5539168A (en) | 1994-03-11 | 1996-07-23 | Klockner-Moeller Gmbh | Power circuit breaker having a housing structure with accessory equipment for the power circuit breaker |
US5543595A (en) | 1994-02-02 | 1996-08-06 | Klockner-Moeller Gmbh | Circuit breaker with a blocking mechanism and a blocking mechanism for a circuit breaker |
US5552755A (en) | 1992-09-11 | 1996-09-03 | Eaton Corporation | Circuit breaker with auxiliary switch actuated by cascaded actuating members |
EP0196241B2 (en) | 1985-02-27 | 1996-09-04 | Merlin Gerin | Single pole and neutral differential circuit breaker |
US5581219A (en) | 1991-10-24 | 1996-12-03 | Fuji Electric Co., Ltd. | Circuit breaker |
US5604656A (en) | 1993-07-06 | 1997-02-18 | J. H. Fenner & Co., Limited | Electromechanical relays |
US5608367A (en) | 1995-11-30 | 1997-03-04 | Eaton Corporation | Molded case circuit breaker with interchangeable trip unit having bimetal assembly which registers with permanent heater transformer airgap |
EP0619591B1 (en) | 1993-04-08 | 1997-03-12 | Schneider Electric Sa | Magnetothermal trip unit |
DE4419240C2 (en) | 1993-06-07 | 1997-06-05 | Weber Ag | Single or multi-pole housing to accommodate NH fuses |
EP0567416B1 (en) | 1992-04-23 | 1997-07-16 | Schneider Electric Sa | Mechanic interlocking device of two moulded case circuit breakers |
EP0595730B1 (en) | 1992-10-29 | 1997-08-06 | Schneider Electric Sa | Circuit-breaker with draw-out auxiliary circuit blocks |
EP0665569B1 (en) | 1994-01-26 | 2000-03-22 | Schneider Electric Industries SA | Diffential trip unit |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE9002264L (en) * | 1990-06-27 | 1991-12-28 | Asea Brown Boveri | CONTACT DEVICE FOR ELECTRICAL CONNECTORS |
-
1997
- 1997-07-02 IT IT97MI001564A patent/IT1292453B1/en active IP Right Grant
-
1998
- 1998-06-25 CA CA002242066A patent/CA2242066C/en not_active Expired - Fee Related
- 1998-06-25 SG SG1998001523A patent/SG67517A1/en unknown
- 1998-06-30 EP EP98305207A patent/EP0889498B1/en not_active Expired - Lifetime
- 1998-06-30 DE DE69829609T patent/DE69829609T2/en not_active Expired - Lifetime
- 1998-06-30 ES ES98305207T patent/ES2239381T3/en not_active Expired - Lifetime
- 1998-06-30 PT PT98305207T patent/PT889498E/en unknown
- 1998-07-01 US US09/108,684 patent/US6326868B1/en not_active Expired - Lifetime
- 1998-07-02 PL PL98327159A patent/PL190075B1/en not_active IP Right Cessation
- 1998-07-02 JP JP18747498A patent/JP4115000B2/en not_active Expired - Fee Related
Patent Citations (223)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2340682A (en) | 1942-05-06 | 1944-02-01 | Gen Electric | Electric contact element |
US2719203A (en) | 1952-05-02 | 1955-09-27 | Westinghouse Electric Corp | Circuit breakers |
US2937254A (en) | 1957-02-05 | 1960-05-17 | Gen Electric | Panelboard unit |
US3162739A (en) | 1962-06-25 | 1964-12-22 | Gen Electric | Electric circuit breaker with improved trip means |
US3158717A (en) | 1962-07-18 | 1964-11-24 | Gen Electric | Electric circuit breaker including stop means for limiting movement of a toggle linkage |
US3197582A (en) | 1962-07-30 | 1965-07-27 | Fed Pacific Electric Co | Enclosed circuit interrupter |
DE1227978B (en) | 1963-10-04 | 1966-11-03 | Licentia Gmbh | Electrical switchgear, in particular contactor |
US3307002A (en) | 1965-02-04 | 1967-02-28 | Texas Instruments Inc | Multipole circuit breaker |
US3517356A (en) | 1967-07-24 | 1970-06-23 | Terasaki Denki Sangyo Kk | Circuit interrupter |
US3631369A (en) | 1970-04-27 | 1971-12-28 | Ite Imperial Corp | Blowoff means for circuit breaker latch |
US3803455A (en) | 1973-01-02 | 1974-04-09 | Gen Electric | Electric circuit breaker static trip unit with thermal override |
US3883781A (en) | 1973-09-06 | 1975-05-13 | Westinghouse Electric Corp | Remote controlled circuit interrupter |
US4129762A (en) | 1976-07-30 | 1978-12-12 | Societe Anonyme Dite: Unelec | Circuit-breaker operating mechanism |
US4165453A (en) | 1976-08-09 | 1979-08-21 | Societe Anonyme Dite: Unelec | Switch with device to interlock the switch control if the contacts stick |
US4158119A (en) | 1977-07-20 | 1979-06-12 | Gould Inc. | Means for breaking welds formed between circuit breaker contacts |
US4144513A (en) | 1977-08-18 | 1979-03-13 | Gould Inc. | Anti-rebound latch for current limiting switches |
FR2410353B1 (en) | 1977-11-28 | 1980-08-22 | Merlin Gerin | |
US4166988A (en) | 1978-04-19 | 1979-09-04 | General Electric Company | Compact three-pole circuit breaker |
US4276527A (en) | 1978-06-23 | 1981-06-30 | Merlin Gerin | Multipole electrical circuit breaker with improved interchangeable trip units |
US4220934A (en) | 1978-10-16 | 1980-09-02 | Westinghouse Electric Corp. | Current limiting circuit breaker with integral magnetic drive device housing and contact arm stop |
US4255732A (en) | 1978-10-16 | 1981-03-10 | Westinghouse Electric Corp. | Current limiting circuit breaker |
US4259651A (en) | 1978-10-16 | 1981-03-31 | Westinghouse Electric Corp. | Current limiting circuit interrupter with improved operating mechanism |
US4375022A (en) | 1979-03-23 | 1983-02-22 | Alsthom-Unelec | Circuit breaker fitted with a device for indicating a short circuit |
US4263492A (en) | 1979-09-21 | 1981-04-21 | Westinghouse Electric Corp. | Circuit breaker with anti-bounce mechanism |
US4297663A (en) | 1979-10-26 | 1981-10-27 | General Electric Company | Circuit breaker accessories packaged in a standardized molded case |
US4375021A (en) | 1980-01-31 | 1983-02-22 | General Electric Company | Rapid electric-arc extinguishing assembly in circuit-breaking devices such as electric circuit breakers |
US4383146A (en) | 1980-03-12 | 1983-05-10 | Merlin Gerin | Four-pole low voltage circuit breaker |
US4393283A (en) | 1980-04-10 | 1983-07-12 | Hosiden Electronics Co., Ltd. | Jack with plug actuated slide switch |
US4301342A (en) | 1980-06-23 | 1981-11-17 | General Electric Company | Circuit breaker condition indicator apparatus |
US4392036A (en) | 1980-08-29 | 1983-07-05 | Siemens Aktiengesellschaft | Low-voltage protective circuit breaker with a forked locking lever |
US4368444A (en) | 1980-08-29 | 1983-01-11 | Siemens Aktiengesellschaft | Low-voltage protective circuit breaker with locking lever |
US4376270A (en) | 1980-09-15 | 1983-03-08 | Siemens Aktiengesellschaft | Circuit breaker |
US4541032A (en) | 1980-10-21 | 1985-09-10 | B/K Patent Development Company, Inc. | Modular electrical shunts for integrated circuit applications |
DE3047360C2 (en) | 1980-12-16 | 1987-08-20 | Karl Pfisterer Elektrotechnische Spezialartikel Gmbh & Co Kg, 7000 Stuttgart | Switching strip |
US4479143A (en) | 1980-12-16 | 1984-10-23 | Sharp Kabushiki Kaisha | Color imaging array and color imaging device |
EP0061092B1 (en) | 1981-03-20 | 1983-12-21 | BASF Aktiengesellschaft | Electrophotographic recording material |
US4360852A (en) | 1981-04-01 | 1982-11-23 | Allis-Chalmers Corporation | Overcurrent and overtemperature protective circuit for power transistor system |
US4409573A (en) | 1981-04-23 | 1983-10-11 | Siemens-Allis, Inc. | Electromagnetically actuated anti-rebound latch |
US4467297A (en) | 1981-05-07 | 1984-08-21 | Merlin Gerin | Multi-pole circuit breaker with interchangeable magneto-thermal tripping unit |
EP0064906B1 (en) | 1981-05-07 | 1984-12-19 | Merlin Gerin | Multi-pole circuit breaker with an interchangeable thermal-magnetic trip unit |
EP0066486B1 (en) | 1981-05-18 | 1985-04-10 | Merlin Gerin | Operating mechanism for a low-voltage multi-pole circuit breaker |
US4401872A (en) | 1981-05-18 | 1983-08-30 | Merlin Gerin | Operating mechanism of a low voltage electric circuit breaker |
FR2512582B1 (en) | 1981-09-10 | 1983-10-28 | Merlin Gerin | |
US4468645A (en) | 1981-10-05 | 1984-08-28 | Merlin Gerin | Multipole circuit breaker with removable trip unit |
EP0076719B1 (en) | 1981-10-05 | 1985-04-10 | Merlin Gerin | Multipole circuit breaker with removable trip unit |
US4435690A (en) | 1982-04-26 | 1984-03-06 | Rte Corporation | Primary circuit breaker |
US4658322A (en) | 1982-04-29 | 1987-04-14 | The United States Of America As Represented By The Secretary Of The Navy | Arcing fault detector |
US4470027A (en) | 1982-07-16 | 1984-09-04 | Eaton Corporation | Molded case circuit breaker with improved high fault current interruption capability |
US4546224A (en) | 1982-10-07 | 1985-10-08 | Sace S.P.A. Costruzioni Elettromeccaniche | Electric switch in which the control lever travel is arrested if the contacts become welded together |
US4492941A (en) | 1983-02-18 | 1985-01-08 | Heinemann Electric Company | Circuit breaker comprising parallel connected sections |
US4488133A (en) | 1983-03-28 | 1984-12-11 | Siemens-Allis, Inc. | Contact assembly including spring loaded cam follower overcenter means |
US4644438A (en) | 1983-06-03 | 1987-02-17 | Merlin Gerin | Current-limiting circuit breaker having a selective solid state trip unit |
US4595812A (en) | 1983-09-21 | 1986-06-17 | Mitsubishi Denki Kabushiki Kaisha | Circuit interrupter with detachable optional accessories |
EP0140761B1 (en) | 1983-10-21 | 1987-09-09 | Merlin Gerin | Operating mechanism for a low-voltage multi-pole circuit breaker |
FR2553943B1 (en) | 1983-10-24 | 1986-04-11 | Merlin Gerin | RESIDUAL DIFFERENTIAL DEVICE PROVIDED WITH A DEVICE FOR MONITORING THE ELECTRONIC POWER SOURCE |
US4562419A (en) | 1983-12-22 | 1985-12-31 | Siemens Aktiengesellschaft | Electrodynamically opening contact system |
US4611187A (en) | 1984-02-15 | 1986-09-09 | General Electric Company | Circuit breaker contact arm latch mechanism for eliminating contact bounce |
US4550360A (en) | 1984-05-21 | 1985-10-29 | General Electric Company | Circuit breaker static trip unit having automatic circuit trimming |
US4672501A (en) | 1984-06-29 | 1987-06-09 | General Electric Company | Circuit breaker and protective relay unit |
US4589052A (en) | 1984-07-17 | 1986-05-13 | General Electric Company | Digital I2 T pickup, time bands and timing control circuits for static trip circuit breakers |
US4622444A (en) | 1984-07-20 | 1986-11-11 | Fuji Electric Co., Ltd. | Circuit breaker housing and attachment box |
US4616198A (en) | 1984-08-14 | 1986-10-07 | General Electric Company | Contact arrangement for a current limiting circuit breaker |
US4649247A (en) | 1984-08-23 | 1987-03-10 | Siemens Aktiengesellschaft | Contact assembly for low-voltage circuit breakers with a two-arm contact lever |
EP0174904B1 (en) | 1984-08-23 | 1988-05-04 | Siemens Aktiengesellschaft | Contact device for a low voltage circuit breaker with a two-armed contact lever |
US4631625A (en) | 1984-09-27 | 1986-12-23 | Siemens Energy & Automation, Inc. | Microprocessor controlled circuit breaker trip unit |
US4612430A (en) | 1984-12-21 | 1986-09-16 | Square D Company | Anti-rebound latch |
US4717985A (en) | 1985-02-25 | 1988-01-05 | Merlin Gerin S.A. | Circuit breaker with digitized solid-state trip unit with inverse time tripping function |
US4682264A (en) | 1985-02-25 | 1987-07-21 | Merlin Gerin | Circuit breaker with digital solid-state trip unit fitted with a calibration circuit |
US4689712A (en) | 1985-02-25 | 1987-08-25 | Merlin Gerin S.A. | Circuit breaker with solid-state trip unit with a digital processing system shunted by an analog processing system |
US4694373A (en) | 1985-02-25 | 1987-09-15 | Merlin Gerin | Circuit breaker with digital solid-state trip unit with optional functions |
US4710845A (en) | 1985-02-25 | 1987-12-01 | Merlin Gerin S.A. | Circuit breaker with solid-state trip unit with sampling and latching at the last signal peak |
EP0196241B2 (en) | 1985-02-27 | 1996-09-04 | Merlin Gerin | Single pole and neutral differential circuit breaker |
US4642431A (en) | 1985-07-18 | 1987-02-10 | Westinghouse Electric Corp. | Molded case circuit breaker with a movable electrical contact positioned by a camming spring loaded clip |
US4764650A (en) | 1985-10-31 | 1988-08-16 | Merlin Gerin | Molded case circuit breaker with removable arc chutes and disengageable transmission system between the operating mechanism and the poles |
EP0224396B1 (en) | 1985-10-31 | 1991-06-05 | Merlin Gerin | Control mechanism for a low-tension electric circuit breaker |
EP0235479B1 (en) | 1986-01-10 | 1993-08-04 | Merlin Gerin | Static tripping unit with test circuit for electrical circuit interruptor |
FR2592998B1 (en) | 1986-01-10 | 1988-03-18 | Merlin Gerin | TEST CIRCUIT FOR AN ELECTRONIC TRIGGER OF A DIFFERENTIAL CIRCUIT BREAKER. |
US4768007A (en) | 1986-02-28 | 1988-08-30 | Merlin Gerin | Current breaking device with solid-state switch and built-in protective circuit breaker |
EP0239460B1 (en) | 1986-03-26 | 1992-06-03 | Merlin Gerin | Electric switch having an ameliorated dielectric strength |
US4733321A (en) | 1986-04-30 | 1988-03-22 | Merlin Gerin | Solid-state instantaneous trip device for a current limiting circuit breaker |
EP0258090B1 (en) | 1986-08-08 | 1992-03-25 | Merlin Gerin | Static tripping device for a circuit breaker with electronic contact wear indication |
US4780786A (en) | 1986-08-08 | 1988-10-25 | Merlin Gerin | Solid-state trip unit of an electrical circuit breaker with contact wear indicator |
EP0264313B1 (en) | 1986-09-23 | 1992-01-29 | Merlin Gerin | Electric differential-protection apparatus with a test circuit |
EP0264314B1 (en) | 1986-09-23 | 1993-01-20 | Merlin Gerin | Multipole differential circuit breaker with a modular assembly |
US4675481A (en) | 1986-10-09 | 1987-06-23 | General Electric Company | Compact electric safety switch |
US4733211A (en) | 1987-01-13 | 1988-03-22 | General Electric Company | Molded case circuit breaker crossbar assembly |
EP0283358B1 (en) | 1987-03-09 | 1991-11-27 | Merlin Gerin | Static trip unit comprising a circuit for detecting the residual current |
EP0283189B1 (en) | 1987-03-12 | 1992-12-16 | Merlin Gerin Limited | Electrical ring main unit |
EP0313106B1 (en) | 1987-03-12 | 1992-12-16 | Merlin Gerin Limited | Electrical switchgear |
EP0295155B1 (en) | 1987-05-11 | 1992-10-28 | Merlin Gerin | Modular breaker with an auxiliary tripping block associated with a multipole breaker block |
EP0291374B1 (en) | 1987-05-11 | 1992-10-21 | Merlin Gerin | Trip bar for a multipole breaker block associated with an auxiliary trip block |
US4916420A (en) | 1987-06-09 | 1990-04-10 | Merlin Gerin | Operating mechanism of a miniature electrical circuit breaker |
EP0295158B1 (en) | 1987-06-09 | 1992-07-22 | Merlin Gerin | Control mechanism for a miniature electric switch |
US4926282A (en) | 1987-06-12 | 1990-05-15 | Bicc Public Limited Company | Electric circuit breaking apparatus |
US4883931A (en) | 1987-06-18 | 1989-11-28 | Merlin Gerin | High pressure arc extinguishing chamber |
US4900882A (en) | 1987-07-02 | 1990-02-13 | Merlin Gerin | Rotating arc and expansion circuit breaker |
US4952897A (en) | 1987-09-25 | 1990-08-28 | Merlin Gerin | Limiting circuit breaker |
US4916421A (en) | 1987-10-01 | 1990-04-10 | General Electric Company | Contact arrangement for a current limiting circuit breaker |
EP0309923B1 (en) | 1987-10-01 | 1994-12-14 | CGE- COMPAGNIA GENERALE ELETTROMECCANICA S.p.A. | Improved contact arrangement for a current limiting circuit breaker adapted to be actuated both manually and by an actuating electromagnet |
EP0313422B1 (en) | 1987-10-09 | 1992-04-22 | Merlin Gerin | Static tripping device for a circuit breaker in a cast case |
US4910485A (en) | 1987-10-26 | 1990-03-20 | Merlin Gerin | Multiple circuit breaker with double break rotary contact |
EP0314540B1 (en) | 1987-10-26 | 1993-09-29 | Merlin Gerin | Opening device for a multipole circuit breaker with a rotating contact bridge |
US4950855A (en) | 1987-11-04 | 1990-08-21 | Merlin Gerin | Self-expansion electrical circuit breaker with variable extinguishing chamber volume |
US4958135A (en) | 1987-12-10 | 1990-09-18 | Merlin Gerin | High rating molded case multipole circuit breaker |
US4937706A (en) | 1987-12-10 | 1990-06-26 | Merlin Gerin | Ground fault current protective device |
US4884047A (en) | 1987-12-10 | 1989-11-28 | Merlin Gerin | High rating multipole circuit breaker formed by two adjoined molded cases |
US4831221A (en) | 1987-12-16 | 1989-05-16 | General Electric Company | Molded case circuit breaker auxiliary switch unit |
DE3802184C2 (en) | 1988-01-26 | 1990-05-17 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De | |
US4914541A (en) | 1988-01-28 | 1990-04-03 | Merlin Gerin | Solid-state trip device comprising an instantaneous tripping circuit independent from the supply voltage |
US4939492A (en) | 1988-01-28 | 1990-07-03 | Merlin Gerin | Electromagnetic trip device with tripping threshold adjustment |
US4935590A (en) | 1988-03-01 | 1990-06-19 | Merlin Gerin | Gas-blast circuit breaker |
EP0331586B1 (en) | 1988-03-04 | 1993-07-07 | Merlin Gerin | Actuating mechanism of an auxiliary tripping block for a modular circuit breaker |
EP0337900B1 (en) | 1988-04-14 | 1994-06-01 | Merlin Gerin | High sensitivity electromagnetic tripper |
EP0342133B1 (en) | 1988-05-13 | 1993-08-11 | Merlin Gerin | Operating mechanism for a miniature circuit breaker having a contact-welding indicator |
US4943691A (en) | 1988-06-10 | 1990-07-24 | Merlin Gerin | Low-voltage limiting circuit breaker with leaktight extinguishing chamber |
US4983788A (en) | 1988-06-23 | 1991-01-08 | Cge Compagnia Generale Electtromeccanica S.P.A. | Electric switch mechanism for relays and contactors |
US4870531A (en) | 1988-08-15 | 1989-09-26 | General Electric Company | Circuit breaker with removable display and keypad |
EP0367690B1 (en) | 1988-11-04 | 1993-12-29 | Merlin Gerin | Tripping circuit with test circuit and selfprotected remote control for opening |
US4965543A (en) | 1988-11-16 | 1990-10-23 | Merin Gerin | Magnetic trip device with wide tripping threshold setting range |
EP0371887B1 (en) | 1988-11-28 | 1994-01-26 | Merlin Gerin | Modular breaker with an auxiliary tripping block with independent or automatic resetting |
EP0375568B1 (en) | 1988-12-14 | 1995-01-11 | Merlin Gerin | Modulator assembly device for a multipole differential circuit breaker |
DE3843277A1 (en) | 1988-12-22 | 1990-06-28 | Bosch Gmbh Robert | Power output stage for electromagnetic loads |
US5095183A (en) | 1989-01-17 | 1992-03-10 | Merlin Gerin | Gas-blast electrical circuit breaker |
US4884164A (en) | 1989-02-01 | 1989-11-28 | General Electric Company | Molded case electronic circuit interrupter |
US5001313A (en) | 1989-02-27 | 1991-03-19 | Merlin Gerin | Rotating arc circuit breaker with centrifugal extinguishing gas effect |
US5057655A (en) | 1989-03-17 | 1991-10-15 | Merlin Gerin | Electrical circuit breaker with self-extinguishing expansion and insulating gas |
US5004878A (en) | 1989-03-30 | 1991-04-02 | General Electric Company | Molded case circuit breaker movable contact arm arrangement |
US5200724A (en) | 1989-03-30 | 1993-04-06 | Westinghouse Electric Corp. | Electrical circuit breaker operating handle block |
US4951019A (en) | 1989-03-30 | 1990-08-21 | Westinghouse Electric Corp. | Electrical circuit breaker operating handle block |
EP0394144B1 (en) | 1989-04-20 | 1994-12-28 | Merlin Gerin | Auxiliary switch with manual test for modular circuit breaker |
GB2233155A (en) | 1989-04-27 | 1991-01-02 | Delta Circuits Protection | Electric circuit breaker |
EP0394922A1 (en) | 1989-04-28 | 1990-10-31 | Asea Brown Boveri Ab | Contact arrangement for electric switching devices |
US5030804A (en) | 1989-04-28 | 1991-07-09 | Asea Brown Boveri Ab | Contact arrangement for electric switching devices |
US5077627A (en) | 1989-05-03 | 1991-12-31 | Merlin Gerin | Solid-state trip device for a protective circuit breaker of a three-phase mains system, enabling the type of fault to be detected |
EP0399282B1 (en) | 1989-05-25 | 1995-08-30 | BTICINO S.r.l. | An automatic magneto-thermal protection switch having a high breaking capacity |
US5029301A (en) | 1989-06-26 | 1991-07-02 | Merlin Gerin | Limiting circuit breaker equipped with an electromagnetic effect contact fall delay device |
EP0407310B1 (en) | 1989-07-03 | 1993-12-01 | Merlin Gerin | Static trip unit with a desensibilisation system for earth protection |
US4943888A (en) | 1989-07-10 | 1990-07-24 | General Electric Company | Electronic circuit breaker using digital circuitry having instantaneous trip capability |
US5210385A (en) | 1989-07-26 | 1993-05-11 | Merlin Gerin | Low voltage circuit breaker with multiple contacts for high currents |
US5138121A (en) | 1989-08-16 | 1992-08-11 | Siemens Aktiengesellschaft | Auxiliary contact mounting block |
US5115371A (en) | 1989-09-13 | 1992-05-19 | Merlin Gerin | Circuit breaker comprising an electronic trip device |
US5132865A (en) | 1989-09-13 | 1992-07-21 | Merlin Gerin | Ultra high-speed circuit breaker with galvanic isolation |
US5155315A (en) | 1989-12-11 | 1992-10-13 | Merlin Gerin | Hybrid medium voltage circuit breaker |
US5083081A (en) | 1990-03-01 | 1992-01-21 | Merlin Gerin | Current sensor for an electronic trip device |
EP0452230B1 (en) | 1990-04-09 | 1994-12-07 | Merlin Gerin | Driving mechanism for circuit breaker |
US5103198A (en) | 1990-05-04 | 1992-04-07 | Merlin Gerin | Instantaneous trip device of a circuit breaker |
US5178504A (en) | 1990-05-29 | 1993-01-12 | Cge Compagnia Generale Elettromeccanica Spa | Plugged fastening device with snap-action locking for control and/or signalling units |
US5153802A (en) | 1990-06-12 | 1992-10-06 | Merlin Gerin | Static switch |
US5166483A (en) | 1990-06-14 | 1992-11-24 | Merlin Gerin | Electrical circuit breaker with rotating arc and self-extinguishing expansion |
US5187339A (en) | 1990-06-26 | 1993-02-16 | Merlin Gerin | Gas insulated high-voltage circuit breaker with pneumatic operating mechanism |
US5347097A (en) | 1990-08-01 | 1994-09-13 | Merlin Gerin | Electrical circuit breaker with rotating arc and self-extinguishing expansion |
US5120921A (en) | 1990-09-27 | 1992-06-09 | Siemens Energy & Automation, Inc. | Circuit breaker including improved handle indication of contact position |
US5331500A (en) | 1990-12-26 | 1994-07-19 | Merlin Gerin | Circuit breaker comprising a card interfacing with a trip device |
US5262744A (en) | 1991-01-22 | 1993-11-16 | General Electric Company | Molded case circuit breaker multi-pole crossbar assembly |
US5140115A (en) | 1991-02-25 | 1992-08-18 | General Electric Company | Circuit breaker contacts condition indicator |
US5184717A (en) | 1991-05-29 | 1993-02-09 | Westinghouse Electric Corp. | Circuit breaker with welded contacts |
US5239150A (en) | 1991-06-03 | 1993-08-24 | Merlin Gerin | Medium voltage circuit breaker with operating mechanism providing reduced operating energy |
US5475558A (en) | 1991-07-09 | 1995-12-12 | Merlin Gerin | Electrical power distribution device with isolation monitoring |
US5357394A (en) | 1991-10-10 | 1994-10-18 | Merlin Gerin | Circuit breaker with selective locking |
US5281776A (en) | 1991-10-15 | 1994-01-25 | Merlin Gerin | Multipole circuit breaker with single-pole units |
FR2682531B1 (en) | 1991-10-15 | 1993-11-26 | Merlin Gerin | MULTIPOLAR CIRCUIT BREAKER WITH SINGLE POLE BLOCKS. |
US5298874A (en) | 1991-10-15 | 1994-03-29 | Merlin Gerin | Range of molded case low voltage circuit breakers |
US5347096A (en) | 1991-10-17 | 1994-09-13 | Merlin Gerin | Electrical circuit breaker with two vacuum cartridges in series |
US5280144A (en) | 1991-10-17 | 1994-01-18 | Merlin Gerin | Hybrid circuit breaker with axial blowout coil |
US5341191A (en) | 1991-10-18 | 1994-08-23 | Eaton Corporation | Molded case current limiting circuit breaker |
US5260533A (en) | 1991-10-18 | 1993-11-09 | Westinghouse Electric Corp. | Molded case current limiting circuit breaker |
US5581219A (en) | 1991-10-24 | 1996-12-03 | Fuji Electric Co., Ltd. | Circuit breaker |
US5357066A (en) | 1991-10-29 | 1994-10-18 | Merlin Gerin | Operating mechanism for a four-pole circuit breaker |
US5317471A (en) | 1991-11-13 | 1994-05-31 | Gerin Merlin | Process and device for setting a thermal trip device with bimetal strip |
US5350892A (en) | 1991-11-20 | 1994-09-27 | Gec Alsthom Sa | Medium tension circuit-breaker for indoor or outdoor use |
US5357068A (en) | 1991-11-20 | 1994-10-18 | Gec Alsthom Sa | Sulfur hexafluoride isolating circuit-breaker and use thereof in prefabricated stations, substations, and bays |
US5172087A (en) | 1992-01-31 | 1992-12-15 | General Electric Company | Handle connector for multi-pole circuit breaker |
EP0555158B1 (en) | 1992-02-07 | 1996-12-27 | Schneider Electric Sa | Operating mechanism for a moulded case circuit breaker |
US5300907A (en) | 1992-02-07 | 1994-04-05 | Merlin Gerin | Operating mechanism of a molded case circuit breaker |
US5296660A (en) | 1992-02-07 | 1994-03-22 | Merlin Gerin | Auxiliary shunt multiple contact breaking device |
US5310971A (en) | 1992-03-13 | 1994-05-10 | Merlin Gerin | Molded case circuit breaker with contact bridge slowed down at the end of repulsion travel |
US5313180A (en) | 1992-03-13 | 1994-05-17 | Merlin Gerin | Molded case circuit breaker contact |
EP0567416B1 (en) | 1992-04-23 | 1997-07-16 | Schneider Electric Sa | Mechanic interlocking device of two moulded case circuit breakers |
US5334808A (en) | 1992-04-23 | 1994-08-02 | Merlin Gerin | Draw-out molded case circuit breaker |
US5198956A (en) | 1992-06-19 | 1993-03-30 | Square D Company | Overtemperature sensing and signaling circuit |
US5373130A (en) | 1992-06-30 | 1994-12-13 | Merlin Gerin | Self-extinguishing expansion switch or circuit breaker |
US5552755A (en) | 1992-09-11 | 1996-09-03 | Eaton Corporation | Circuit breaker with auxiliary switch actuated by cascaded actuating members |
US5457295A (en) | 1992-09-28 | 1995-10-10 | Mitsubishi Denki Kabushiki Kaisha | Circuit breaker |
US5379013A (en) | 1992-09-28 | 1995-01-03 | Merlin Gerin | Molded case circuit breaker with interchangeable trip units |
US5440088A (en) | 1992-09-29 | 1995-08-08 | Merlin Gerin | Molded case circuit breaker with auxiliary contacts |
US5438176A (en) | 1992-10-13 | 1995-08-01 | Merlin Gerin | Three-position switch actuating mechanism |
US5483212A (en) | 1992-10-14 | 1996-01-09 | Klockner-Moeller Gmbh | Overload relay to be combined with contactors |
EP0595730B1 (en) | 1992-10-29 | 1997-08-06 | Schneider Electric Sa | Circuit-breaker with draw-out auxiliary circuit blocks |
FR2697670B1 (en) | 1992-11-04 | 1994-12-02 | Merlin Gerin | Relay constituting a mechanical actuator to trip a circuit breaker or a differential switch. |
US5296664A (en) | 1992-11-16 | 1994-03-22 | Westinghouse Electric Corp. | Circuit breaker with positive off protection |
FR2699324A1 (en) | 1992-12-11 | 1994-06-17 | Gen Electric | Auxiliary compact switch for circuit breaker - has casing placed inside circuit breaker box and housing lever actuated by button of microswitch and driven too its original position by spring |
US5510761A (en) | 1993-01-11 | 1996-04-23 | Klockner Moeller Gmbh | Contact system for a current limiting unit |
US5504284A (en) | 1993-02-03 | 1996-04-02 | Merlin Gerin | Device for mechanical and electrical lockout of a remote control unit for a modular circuit breaker |
US5504290A (en) | 1993-02-16 | 1996-04-02 | Merlin Gerin | Remote controlled circuit breaker with recharging cam |
US5477016A (en) | 1993-02-16 | 1995-12-19 | Merlin Gerin | Circuit breaker with remote control and disconnection function |
US5493083A (en) | 1993-02-16 | 1996-02-20 | Merlin Gerin | Rotary control device of a circuit breaker |
US5451729A (en) | 1993-03-17 | 1995-09-19 | Ellenberger & Poensgen Gmbh | Single or multipole circuit breaker |
US5534832A (en) | 1993-03-25 | 1996-07-09 | Telemecanique | Switch |
US5450048A (en) | 1993-04-01 | 1995-09-12 | Merlin Gerin | Circuit breaker comprising a removable calibrating device |
US5469121A (en) | 1993-04-07 | 1995-11-21 | Merlin Gerin | Multiple current-limiting circuit breaker with electrodynamic repulsion |
US5479143A (en) | 1993-04-07 | 1995-12-26 | Merlin Gerin | Multipole circuit breaker with modular assembly |
EP0619591B1 (en) | 1993-04-08 | 1997-03-12 | Schneider Electric Sa | Magnetothermal trip unit |
US5512720A (en) | 1993-04-16 | 1996-04-30 | Merlin Gerin | Auxiliary trip device for a circuit breaker |
US5467069A (en) | 1993-04-16 | 1995-11-14 | Merlin Gerin | Device for adjusting the tripping threshold of a multipole circuit breaker |
US5449871A (en) | 1993-04-20 | 1995-09-12 | Merlin Gerin | Operating mechanism of a multipole electrical circuit breaker |
DE4419240C2 (en) | 1993-06-07 | 1997-06-05 | Weber Ag | Single or multi-pole housing to accommodate NH fuses |
US5534840A (en) | 1993-07-02 | 1996-07-09 | Schneider Electric Sa | Control and/or indicator unit |
US5361052A (en) | 1993-07-02 | 1994-11-01 | General Electric Company | Industrial-rated circuit breaker having universal application |
US5604656A (en) | 1993-07-06 | 1997-02-18 | J. H. Fenner & Co., Limited | Electromechanical relays |
US5534674A (en) | 1993-11-02 | 1996-07-09 | Klockner-Moeller Gmbh | Current limiting contact system for circuit breakers |
US5784233A (en) | 1994-01-06 | 1998-07-21 | Schneider Electric Sa | Differential protection device of a power transformer |
FR2714771B1 (en) | 1994-01-06 | 1996-02-02 | Merlin Gerin | Differential protection device for a power transformer. |
EP0665569B1 (en) | 1994-01-26 | 2000-03-22 | Schneider Electric Industries SA | Diffential trip unit |
US5543595A (en) | 1994-02-02 | 1996-08-06 | Klockner-Moeller Gmbh | Circuit breaker with a blocking mechanism and a blocking mechanism for a circuit breaker |
US5485343A (en) | 1994-02-22 | 1996-01-16 | General Electric Company | Digital circuit interrupter with battery back-up facility |
US5424701A (en) | 1994-02-25 | 1995-06-13 | General Electric | Operating mechanism for high ampere-rated circuit breakers |
US5539168A (en) | 1994-03-11 | 1996-07-23 | Klockner-Moeller Gmbh | Power circuit breaker having a housing structure with accessory equipment for the power circuit breaker |
USD367265S (en) | 1994-07-15 | 1996-02-20 | Mitsubishi Denki Kabushiki Kaisha | Circuit breaker for distribution |
EP0700140A1 (en) | 1994-09-01 | 1996-03-06 | ABB ELETTROCONDUTTURE S.p.A. | Electronic base circuit for overload relays depending from the line voltage |
US5515018A (en) | 1994-09-28 | 1996-05-07 | Siemens Energy & Automation, Inc. | Pivoting circuit breaker load terminal |
US5519561A (en) | 1994-11-08 | 1996-05-21 | Eaton Corporation | Circuit breaker using bimetal of thermal-magnetic trip to sense current |
US5534835A (en) | 1995-03-30 | 1996-07-09 | Siemens Energy & Automation, Inc. | Circuit breaker with molded cam surfaces |
US5608367A (en) | 1995-11-30 | 1997-03-04 | Eaton Corporation | Molded case circuit breaker with interchangeable trip unit having bimetal assembly which registers with permanent heater transformer airgap |
Cited By (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6791440B2 (en) | 2002-08-02 | 2004-09-14 | General Electric Company | Apparatus for electrically isolating circuit breaker rotor components |
US20050046539A1 (en) * | 2003-08-29 | 2005-03-03 | Ronald Ciarcia | Isolation cap and bushing for circuit breaker rotor assembly |
US6965292B2 (en) * | 2003-08-29 | 2005-11-15 | General Electric Company | Isolation cap and bushing for circuit breaker rotor assembly |
US20050231308A1 (en) * | 2004-04-16 | 2005-10-20 | Ls Industrial Systems Co., Ltd. | Movable contactor assembly of circuit breaker |
US7005594B2 (en) * | 2004-04-16 | 2006-02-28 | Ls Industrial Systems Co., Ltd. | Movable contactor assembly of circuit breaker |
US20060006145A1 (en) * | 2004-07-08 | 2006-01-12 | Abb Schweiz Ag | Arc quenching device for circuit breakers |
US7220933B2 (en) * | 2004-07-08 | 2007-05-22 | Abb Schweiz Ag | Arc quenching device for circuit breakers |
US20060186090A1 (en) * | 2005-02-21 | 2006-08-24 | Jong-Sung Kang | Breaker for providing successive trip mechanism based on PTC current-limiting device |
US7141751B2 (en) * | 2005-02-21 | 2006-11-28 | Ls Cable Ltd. | Breaker for providing successive trip mechanism based on PTC current-limiting device |
US20090209923A1 (en) * | 2005-04-19 | 2009-08-20 | Linderoth Soeren | Disposable hypodermic needle |
US20100108484A1 (en) * | 2005-06-20 | 2010-05-06 | Michael Soukup | Contact system, especially for a switchgear |
US20070158772A1 (en) * | 2006-01-10 | 2007-07-12 | Micron Technology, Inc. | Method and apparatus providing a uniform color filter in a recessed region of an imager |
US7605440B2 (en) | 2006-04-07 | 2009-10-20 | Aptina Imaging Corporation | Pixel cell isolation of charge storage and floating diffusion regions using doped wells |
US20070235827A1 (en) * | 2006-04-07 | 2007-10-11 | Micron Technology, Inc. | Method and apparatus providing isolation well for increasing shutter efficiency in global storage pixels |
US7297021B1 (en) * | 2006-08-31 | 2007-11-20 | Siemens Energy & Automation, Inc. | Devices, systems, and methods for bypassing an electrical meter |
US20090065341A1 (en) * | 2007-09-11 | 2009-03-12 | Siemens Energy & Automation, Inc. | Double Break Disconnect/Contact System |
US7977592B2 (en) * | 2007-09-11 | 2011-07-12 | Siemens Industry, Inc. | Double break disconnect/contact system |
US7566840B2 (en) * | 2007-10-04 | 2009-07-28 | General Electric Company | Contact arm mechanism for circuit breaker |
US20090091407A1 (en) * | 2007-10-04 | 2009-04-09 | General Electric Company | Contact arm mechanism for circuit breaker |
US20110048911A1 (en) * | 2009-09-01 | 2011-03-03 | Ls Industrial Systems Co., Ltd. | Slide type movable contactor assembly for circuit breaker |
US8350168B2 (en) | 2010-06-30 | 2013-01-08 | Schneider Electric USA, Inc. | Quad break modular circuit breaker interrupter |
CN102592896B (en) * | 2011-01-03 | 2015-03-18 | Ls产电株式会社 | Movable contactor assembly for current limiting type circuit breaker |
CN102592896A (en) * | 2011-01-03 | 2012-07-18 | Ls产电株式会社 | Movable contactor assembly for current limiting type circuit breaker |
CN103426697A (en) * | 2013-07-23 | 2013-12-04 | 浙江天正电气股份有限公司 | Modular multi-pole single-breakpoint molded-case circuit breaker and single-breakpoint contact system thereof |
CN103426697B (en) * | 2013-07-23 | 2015-06-03 | 浙江天正电气股份有限公司 | Modular multi-pole single-breakpoint molded-case circuit breaker and single-breakpoint contact system thereof |
CN104658825A (en) * | 2013-11-19 | 2015-05-27 | Ls产电株式会社 | Circuit breaker |
CN104658825B (en) * | 2013-11-19 | 2017-03-29 | Ls产电株式会社 | Breaker |
US9691559B2 (en) | 2013-11-19 | 2017-06-27 | Lsis Co., Ltd. | Circuit breaker |
US9552950B2 (en) | 2015-06-11 | 2017-01-24 | General Electric Company | Retaining assembly for a circuit breaker contact system |
US9576753B2 (en) | 2015-06-16 | 2017-02-21 | General Electric Company | Moveable contact arm releases latch plate engagement in a circuit breaker |
US9842708B1 (en) | 2016-06-03 | 2017-12-12 | General Electric Company | Circuit breaker latch mechanism integrated into the rotor assembly |
JP6482717B1 (en) * | 2017-11-22 | 2019-03-13 | カーリング テクノロジーズ、 インコーポレイテッドCarling Technologies, Inc. | High voltage DC circuit breaker with double break contacts |
US10236145B1 (en) * | 2017-11-22 | 2019-03-19 | Carling Technologies, Inc. | High voltage DC circuit breaker with double break contacts |
US10984974B2 (en) * | 2018-12-20 | 2021-04-20 | Schneider Electric USA, Inc. | Line side power, double break, switch neutral electronic circuit breaker |
Also Published As
Publication number | Publication date |
---|---|
PL190075B1 (en) | 2005-10-31 |
CA2242066C (en) | 2007-11-13 |
EP0889498A2 (en) | 1999-01-07 |
CA2242066A1 (en) | 1999-01-02 |
PT889498E (en) | 2005-07-29 |
IT1292453B1 (en) | 1999-02-08 |
EP0889498B1 (en) | 2005-04-06 |
DE69829609D1 (en) | 2005-05-12 |
JPH11144598A (en) | 1999-05-28 |
JP4115000B2 (en) | 2008-07-09 |
ITMI971564A1 (en) | 1999-01-02 |
EP0889498A3 (en) | 1999-06-16 |
DE69829609T2 (en) | 2006-03-09 |
ES2239381T3 (en) | 2005-09-16 |
SG67517A1 (en) | 1999-09-21 |
ITMI971564A0 (en) | 1997-07-02 |
PL327159A1 (en) | 1999-01-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6326868B1 (en) | Rotary contact assembly for high ampere-rated circuit breaker | |
US6259048B1 (en) | Rotary contact assembly for high ampere-rated circuit breakers | |
JP2666828B2 (en) | Circuit breaker | |
US5469121A (en) | Multiple current-limiting circuit breaker with electrodynamic repulsion | |
JP4167259B2 (en) | Circuit breaker contactor assembly | |
CA2053516C (en) | Low voltage circuit breaker with multiple contacts for high currents | |
US5898146A (en) | Molded case circuit breaker with modular crossbar | |
US6310307B1 (en) | Circuit breaker rotary contact arm arrangement | |
US5725085A (en) | Interlock arrangement for circuit breaker compartments | |
US6396369B1 (en) | Rotary contact assembly for high ampere-rated circuit breakers | |
US4580021A (en) | Circuit breaker | |
US6590482B2 (en) | Circuit breaker mechanism tripping cam | |
EP0128676B1 (en) | Circuit interrupter | |
US6084489A (en) | Circuit breaker rotary contact assembly locking system | |
KR100676968B1 (en) | A contactor assembly for a current limitable circuit breaker | |
JP4232370B2 (en) | Circuit breaker | |
US3475711A (en) | Electric circuit breaker operating mechanism and assembly thereof | |
US6184761B1 (en) | Circuit breaker rotary contact arrangement | |
US6429759B1 (en) | Split and angled contacts | |
EP1160818B1 (en) | Circuit breaker | |
US6747532B1 (en) | Method, system and apparatus for employing neutral poles in multipole circuit breakers | |
US20170236671A1 (en) | Multi-pole molded case circuit breaker | |
JPS623882Y2 (en) | ||
MXPA01002791A (en) | Circuit breaker mechanism tripping cam | |
JPH08167366A (en) | Circuit breaker |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: GENERAL ELECTRIC COMPANY, CONNECTICUT Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KRANZ, STEFAN;DEVIZZI, FRANCESCO;BAUER, ROLF-DIETER;REEL/FRAME:009474/0459 Effective date: 19980901 |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |
|
AS | Assignment |
Owner name: GE POWER CONTROLS POLSKA SP.Z.O.O., POLAND Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:GENERAL ELECTRIC COMPANY;REEL/FRAME:014119/0526 Effective date: 20031024 |
|
FPAY | Fee payment |
Year of fee payment: 4 |
|
FPAY | Fee payment |
Year of fee payment: 8 |
|
FPAY | Fee payment |
Year of fee payment: 12 |
|
AS | Assignment |
Owner name: ABB SCHWEIZ AG, SWITZERLAND Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:GE POWER CONTROLS POLSKA SP.Z.O.O.;REEL/FRAME:052423/0739 Effective date: 20180717 |